2013+ M5/M6 S63tu Stage 1

The M5/M6 Stage1 tune has quickly become the gold standard in //M performance, reliability, and value. It installs and removes quickly, provides reliable 30-50whp/40-60wtq gains on pump fuels, and up to 80whp/100wtq gains on racing fuels with more heavily modified vehicles. The BMS Stage1 holds the M5 1/4 mile drag racing record at 11.0@128mph and the 60mph-130mph record at 7.1s. Unlike some of our competitors the BMS Stage1 tune is compatible with both base and competition flash vehicles. Drives as smooth as stock only with a lot more power available when you mash the pedal. Note the BMS USB cable is required to enter M5/M6 specific settings during

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The M5/M6 Stage1 tune has quickly become the gold standard in //M performance, reliability, and value. It installs and removes quickly, provides reliable 30-50whp/40-60wtq gains on pump fuels, and up to 80whp/100wtq gains on racing fuels with more heavily modified vehicles. The BMS Stage1 holds the M5 1/4 mile drag racing record at 11.0@128mph and the 60mph-130mph record at 7.1s. The BMS Stage1 tune is compatible with both base and competition flash vehicles. Drives as smooth as stock only with a lot more power available when you mash the pedal.